/*
 * Copyright ©2021 su binglun(9085309@qq.com). All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *---------------------------------------------------------------------
 *-                                                                   -
 *-           Website : http://phoenix.sunny360.cn/                   -
 *-                                                                   -
 *---------------------------------------------------------------------
 */
package cn.sunny360.core.interceptor;

import cn.sunny360.core.common.AbstractMessageInterceptor;
import cn.sunny360.core.utils.JsonUtil;
import cn.sunny360.messsage.factory.MsgDeviceFactory;
import io.vertx.core.Promise;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.http.ServerWebSocket;
import io.vertx.core.impl.logging.Logger;
import io.vertx.core.impl.logging.LoggerFactory;
import org.apache.commons.lang3.StringUtils;

public class FirstMessageInterceptor extends AbstractMessageInterceptor {
    private static Logger logger = LoggerFactory.getLogger(FirstMessageInterceptor.class);

    @Override
    public Promise<Buffer> handle(ServerWebSocket webSocket, Buffer buffer) {
        Promise<Buffer> promise = Promise.promise();
        logger.debug("FirstMessageInterceptor 已经执行");
        logger.debug(buffer.toString());
        //简单检查消息格式
        String protocol = MsgDeviceFactory.protocol;
        boolean b = false;
        if ("json".equals(protocol)) {
            b = JsonUtil.simpleCheckJSONType(buffer.toString());
        }
        if (b) {
            promise.complete(buffer);
        } else {
            promise.fail("消息格式异常!");
        }
        return promise;
    }


}
